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Sep 17, 2014 at 16:24 vote accept PhilosophicalPhysics
Sep 17, 2014 at 16:24 vote accept PhilosophicalPhysics
Sep 17, 2014 at 16:24
Sep 17, 2014 at 16:23 vote accept PhilosophicalPhysics
Sep 17, 2014 at 16:24
Sep 17, 2014 at 16:17 answer added user10851 timeline score: 1
Sep 17, 2014 at 16:09 answer added gj255 timeline score: 5
Sep 17, 2014 at 16:06 history edited BMS CC BY-SA 3.0
Used \tag in MathJax. Used inline rather than display.
Sep 17, 2014 at 16:05 comment added PML The index $\mu$ is called a dummy index that's why it can be replaced be any other letter in the (implicit) sum. See Einstein notation.
Sep 17, 2014 at 16:00 history asked PhilosophicalPhysics CC BY-SA 3.0